Acting
February 8, 1969 (age 57)
Plainfield, New Jersey, USA
Mary Catherine McCormack is an American actress. She has had leading roles as Justine Appleton on the series Murder One (1995–1997), as Deputy National Security Adviser Kate Harper on The West Wing (2004–2006), as Deputy U.S. Marshal Mary Shannon on In Plain Sight (2008–2012), and as Peggy on the comedy series The Kids Are Alright (2018–2019).
as Self - Guest
as Rickie the Bartender
as Self
as Dr. Linda Conley
as Debbie
as Mary Shannon
as Kate Harper
as Lisa Elliot
as Self